Calamagrostis canadensis var. langsdorffii
PNW
AK
BC
ID
MT
OR
WA
YK
574 specimens from 21 herbaria:
Alaska (85)
British Columbia (327)
Idaho (10)
Montana (29)
Oregon (49)
Washington (33)
Yukon Territory (41)
103 images from 14 herbaria:
ALA (41)
CIC (8)
EWU (2)
ID (5)
MONT (1)
NOCA (1)
PLU (5)
RM (11)
SOC (3)
SRP (7)
UBC (1)
USFS (8)
WTU (9)
WWB (1)